问题
单项选择题
小儿接种卡介苗的目的在于
A．增强体液免疫
B．增强细胞免疫
C．增强白细胞的吞噬能力
D．降低机体的敏感性
E．促进干扰素的形成
答案
参考答案：B
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小儿接种卡介苗的目的在于
A．增强体液免疫
B．增强细胞免疫
C．增强白细胞的吞噬能力
D．降低机体的敏感性
E．促进干扰素的形成
参考答案：B
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| I was successful at my job. I worked very hard, but it 1 me and my family a fabulous (极好的) lifestyle. I'd worked for the same company for twenty years and had worked my way up to department director. 2 , one afternoon last May, I was called to the office, and it was 3 explained to me that they were letting me go. I just sat there 4 they talked on and all I could think was, "I've 5 ." I'd been so well respected; 6 I was of no value. For six weeks, I was in a very 7 place. I wandered around my house like a zombie (僵尸). I could 8 things needed doing, but would not do anything. My beliefs in looking forward and seeing the positive (积极的) in everything 9 me. Then in late June, my youngest son's football team made the city cup final. The year before, he'd been very sad when I 10 the same final, so he was 11 when I told him I'd go. Not only did they win, but the look on his face as he saw me 12 him on was unbelievable. From then on, I spent the summer enjoying my sons and their passions (激情). I attended match after match and performances of my elder son's ban-I 13 went to another city to watch him play. These moments were so 14 . My life had been so much devoted to 15 for so long and I felt 16 that my sons were happy to welcome me into their world. 17 , being unemployed gave me back a sense of purpose-I was someone's mum! I felt a sense of being 18 again. Now I feel more positive about my professional 19 and I'm getting on better with my family than I ever have. Losing my job made me realize just how 20 it is to achieve real balance in life. | ||||
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